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2,3-Dichloropropionic acid

Also known as 2,3-Dichloropropanoic acid, Propanoic acid, 2,3-dichloro-, Propionic acid, 2,3-dichloro-

2,3-Dichloropropionic acid chemical structure, C3H4Cl2O2, CAS 565-64-0
2D chemical structure

Key facts

What buyers check first

CAS number
565-64-0
Formula
C3H4Cl2O2
Molar mass
142.97 g/mol
EC number
209-285-8
HS code
291590
Category
Carboxylic acids and anhydrides

What is 2,3-Dichloropropionic acid?

Plain description, key identifiers and synonyms

2,3-Dichloropropionic acid is a chemical substance with the molecular formula C3H4Cl2O2 and a molar mass of 142.97 g/mol. Its CAS registry number is 565-64-0. The IUPAC name is 2,3-dichloropropanoic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2,3-dichloropropanoic acid
CAS number
565-64-0 CAS number cross-checked
EC number
209-285-8
Molecular formula
C3H4Cl2O2
UNII
3LPU667T6P
MDL number
MFCD00021695
InChIKey
GKFWNPPZHDYVLI-UHFFFAOYSA-N
InChI
InChI=1S/C3H4Cl2O2/c4-1-2(5)3(6)7/h2H,1H2,(H,6,7)
SMILES (canonical and isomeric)
C(C(C(=O)O)Cl)Cl

Synonyms

  • 2,3-Dichloropropanoic acid
  • Propanoic acid, 2,3-dichloro-
  • Propionic acid, 2,3-dichloro-
  • alpha,beta-Dichloropropionic acid
  • Propionic acid, 2,3-dichloro
  • Gkfwnppzhdyvli-uhfffaoysa-
  • 4-02-00-00756 (Beilstein Handbook Reference)
  • Propanoic acid, 2,3-dichloro-(9CI)
  • 2,3-Dichloropropionicacid
  • 2,3-Dichloropropanoic acid, 2,3-Dichloropropionic Acid, NSC 60521, Propionic acid, 2,3-dichloro- (8CI), a,ss-Dichloropropionic acid
  • Propionic acid,3-dichloro
  • Propanoic acid,3-dichloro-
  • Propionic acid,3-dichloro-
  • 2,3-Dichloropropanoic acid #
  • Alpha,beta-dichloropropionic acid,tech
  • 2,3-Dichloropropionic acid, >=97.0% (GC)

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
142.97 g/molcalc.
Exact mass
141.9588 Dacalc.
LogP (octanol/water)
0.92calc.
Topological polar surface area
37.3 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
2calc.
Heavy atoms
7calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.67calc.
Formal charge
0calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS05: Corrosive
Corrosive
GHS06: Acute toxicity (severe)
Acute toxicity (severe)

Hazard statements

  • H301Toxic if swallowed.
  • H311Toxic in contact with skin.
  • H314Causes severe skin burns and eye damage.
Precautionary statements (18)
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P262Do not get in eyes, on skin, or on clothing.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • P302 + P352If on skin: Wash with plenty of water.
  • P302 + P361 + P354If on skin: Take off immediately all contaminated clothing. Immediately rinse with water for several minutes.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P361 + P364Take off immediately all contaminated clothing. And wash it before reuse.
  • P363Wash contaminated clothing before reuse.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

2,3-Dichloropropionic acid suppliers

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2,3-Dichloropropionic acid price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code 2,3-Dichloropropionic acid is traded under.

HS 2915.90Indicative HS code

Saturated acyclic monocarboxylic acids, anhydrides, halides, peroxides, peroxyacids and halogenated…

World exports in 2024
$3.42B
+5.6% vs 2023, imports $3.55B
2019 to 2024
Top exporters
  1. Indonesia15.9%
  2. Germany13.0%
  3. Malaysia12.4%
Top importers
  1. China14.4%
  2. Netherlands11.7%
  3. United States11.5%
Reported customs values in USD, not prices.Full trade data

The HS code shown for 2,3-Dichloropropionic acid is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 2,3-Dichloropropionic acid, based on the data on this page

What is 2,3-Dichloropropionic acid?

2,3-Dichloropropionic acid is a chemical substance with the molecular formula C3H4Cl2O2 and a molar mass of 142.97 g/mol. Its CAS registry number is 565-64-0. The IUPAC name is 2,3-dichloropropanoic acid.

What is the CAS number of 2,3-Dichloropropionic acid?

The CAS registry number of 2,3-Dichloropropionic acid is 565-64-0.

What is the molecular formula and weight of 2,3-Dichloropropionic acid?

The molecular formula of 2,3-Dichloropropionic acid is C3H4Cl2O2 and its molar mass is 142.97 g/mol.

What is 2,3-Dichloropropionic acid used for?

Known uses and roles of 2,3-Dichloropropionic acid include building blocks in research and laboratory.

Is 2,3-Dichloropropionic acid hazardous?

2,3-Dichloropropionic acid carries the GHS signal word "Danger". Main hazards: toxic if swallowed, toxic in contact with skin, causes severe skin burns and eye damage. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 2,3-Dichloropropionic acid?

2,3-Dichloropropionic acid is usually classified under HS code 291590 (Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 2,3-Dichloropropionic acid?

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What is the price of 2,3-Dichloropropionic acid?

Suppliers quote 2,3-Dichloropropionic acid on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle 2,3-Dichloropropionic acid

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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